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Quiz3.fa10

# Quiz3.fa10 - Signature Student ID Quiz 3 CSE 21 Fall 2010...

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Signature ______________________ Quiz 3 Name_________________________ CSE 21 Student ID _____________________ Fall 2010 Score: How many ways are there to rearrange all the letters in BOOKKEEPER? ___________________________ There may be more than one correct answer. List all that are correct. (+1 for correct; -1 for incorrect; no negative score) A) 10!/(3!2!2!1!1!1!) B) P(10,(3,2,2,1,1,1)) C) C(10,3) * C(7,2) * C(5,2) * C(3,1) * C(2,1) * C(1,1) D) 10 3*2*2*1*1*1 E) 10!/(2!2!3!) F) P(10,3) * P(7,2) * P(5,2) * P(3,1) * P(2,1) * P(1,1) G) (3!2!2!1!1!1!)/10! H) P(10,10) I) 10 3 * 7 2 * 5 2 * 3 1 * 2 1 * 1 1 What kind of problem is this? _____ A) Inclusion-Exclusion Principle B) Complement & Subtract Prob. C) Expected Value D) (Generalized) Pigeon Hole Principle E) Binominal Coefficient F) Multinomial Coefficient G) Simple Selection Principle H) Simple Arrangement Principle I) Straight Probability Suppose that 100 lottery tickets are given out in sequence to the first 100 guests at arrive at a party. Of these 100 tickets, only 12 are winning tickets. _____ guarantees that there must be a streak of at least l losing tickets in a row. (Put the letter corresponding to the correct phrase in blank above.) A) Inclusion-Exclusion Principle B) Complement & Subtract Prob.

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• Spring '10
• CS
• Probability theory, Speed of light, Orders of magnitude, Nanosecond, pigeon hole principle, Distance radio waves

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Quiz3.fa10 - Signature Student ID Quiz 3 CSE 21 Fall 2010...

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